Improvement in composition for water-proofing wall-paper



STATES CORNELIUS VAN HERWERDEN, OF WILLIAMSBURG, NEW ASSIGN'OR PATENT orrmn I TO HIMSELF AND oonN'ELIUs JANSEN, 0F SAME PLACE.

Specification forming part of Letters Patent N 0. 141,526, dated August 5, 1873; application filed May 31, 1873.

To all whom it may concern Be it known that I, CORNELIUS VAN HER- WERDEN, of Williamsburg, in the county of Kings and State of New York, have invented "a new and useful Improvement in Composition for Water- Proofing Wall-Paper, of which the following is a specification:

My invention has for its object to furnish wall-paper which shall be so prepared that when applied to the wall in the ordinary manner the papered wall maybe washed, and which will leave the colors upon the paper Wholly unafi'ected.

The-invention consists in the composition formed of the ingredients in the proportions and manner hereinafter fully set forth and described.

In preparing this composition I take two and two-thirds ounces of white soap and dissolve it in one and a half pint of warm water. When fully dissolved I add eight ounces of white wax and one-eighth of an ounce of 'isinglass, and stir the mixture continuously until it boils. The mixture is then removed from the fire and set to cool. When fully cold itis ready for use.

To apply the mixture, the paper is spread upon a smooth table,- and the mixture isap- "plied with a soft brush, care being taken to cover the paper evenly by rubbing it well with thevbrusbr The paperis then rubbed with a dry brush to give it a gloss. Thepfa per should then be hung up for a few hours to become thoroughly dry, vand may thenbe Witnesses:

' JAMES T. GRAHAM,

T. B. MosnER. 

